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參數(shù)資料
| 型號： | ADE7756EB |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Evaluation Board Documentation AD7756 Energy metering IC |
| 中文描述： | 評估板文檔AD7756電能計量IC |
| 文件頁數(shù)： | 9/15頁 |
| 文件大?。?/td> | 3563K |
| 代理商： | ADE7756EB |
PRELIMINARY TECHNICAL DATA
Evaluation board BOM
EVAL-ADE7756EB
–9–
REV. PrB 01/01
PRELIMINARY TECHNICAL DATA
Designator
Value
Description
R3, R5, R6, R13, R22,
R30, R31, R33, R34, R37
100
, 5%, W
Resistor, no special requirements
R2, R7, R8, R9, R10,
R39, R40
10k
, 5%, W
820
, 5%, W
Resistor, no special requirements
R1, R14 - R27, R36
Resistor, no special requirements
R50, R51, R52, R57
1k
, 0.1%, W
±15 ppm/°C Resistor, good tolerance, used as part of the analog filter
network.These resistors are not soldered, but are plugged into PCB
pin sockets for easy modification by the customer. Low drift
WELWYN RC55 Series, FARNELL part no. 339-179
R53, R54
255k
, 0.1%, W
Pin socketed, ±15 ppm/°C Low drift, WELWYN RC55 Series.
Farnell part no. 338-484
R41, R42
100
, 0.1%, W
±15 ppm/°C Resistor, good tolerance. Low drift
FARNELL part no. 338-217
R11
51
, 1%, W
Not populated, pin socket to be used with external 50
clock source.
R4
0
, 10%, W
C5, C7, C24,C28, C30
10μF, 10V d.c.
Power supply decoupling capacitors, 20%, AVX-KYOCERNA,
FARNELL part no. 643-579
C14, C15
22pF, ceramic
Gate oscillator load capacitors, FARNELL part no. 108-927
C6, C8, C23, C25, C27
C29, C31-C36
100nF, 50V
Power supply decoupling capacitors, 10%, X7R type, AVX-
KYOCERNA, FARNELL part no. 108-950
C16
220pF
AVX-KYOCERNA, FARNELL part no. 108-946
C11, C21, C50, C51,
C53, C54
33nF, 10%, 50 volt
X7R Capacitor, part of the filter network. These resistors are not
soldered, but are plugged into PCB mount sockets for easy modifica-
tion by the customer. SR15 series AVX-KYOCERNA, FARNELL
part no. 108-948
U1
AD7756AN
Supplied by Analog Devices Inc.
U2, U3
74HC08
Quad CMOS AND gates
U4
AD780
2.5V reference, Supplied by Analog Devices Inc.
U5, U7, U8, U9
HCPL2232
HP Optical Isolator, Newark part no. 06F5434
U6
HCPL2211
HP Optical Isolator, Newark part no. 06F5428
LED1- LED4
LED
Low current, Red, FARNELL part no. 637-087
XTAL
3.579545MHz
Quartz Crystal, HC-49(US), ECS no. ECS-35-17-4
Digi-Key no. X079-ND
15A, 2.5mm cable screw terminal sockets. FARNELL part no. 151-
785 Length 10mm, Pitch 5mm, Pin diameter 1mm
SK1, SK3, SK5
screw terminal
SK2, SK4
screw terminal
15A, 2.5mm cable screw terminal sockets. FARNELL part no. 151-
786 Length 15mm, Pitch 5mm, Pin diameter 1mm
BNC1, BNC2
BNC connector
Straight square, 1.3mm holes, 10.2mm x 10.2mm
FARNELL part no. 149-453
P1
D-Sub 25 way male
AMP 747238-4 Right angle "D-Sub" 8mm PCB mount,
DigiKey no. 747238-4
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